Public bug reported: Issue found on 4.15.0-97-generic X-hwe-4.15 with P8 node modoc:
$ sudo ./reuseport_bpf_cpu ---- IPv4 UDP ---- send cpu 0, receive socket 0 send cpu 1, receive socket 1 send cpu 2, receive socket 2 send cpu 3, receive socket 3 send cpu 4, receive socket 4 send cpu 5, receive socket 5 send cpu 6, receive socket 6 send cpu 7, receive socket 7 send cpu 8, receive socket 8 send cpu 9, receive socket 9 send cpu 10, receive socket 10 send cpu 11, receive socket 11 send cpu 12, receive socket 12 send cpu 13, receive socket 13 send cpu 14, receive socket 14 send cpu 15, receive socket 15 send cpu 16, receive socket 16 send cpu 17, receive socket 17 send cpu 18, receive socket 18 send cpu 19, receive socket 19 send cpu 20, receive socket 20 send cpu 21, receive socket 21 send cpu 22, receive socket 22 send cpu 23, receive socket 23 send cpu 24, receive socket 24 send cpu 25, receive socket 25 send cpu 26, receive socket 26 send cpu 27, receive socket 27 send cpu 28, receive socket 28 send cpu 29, receive socket 29 send cpu 30, receive socket 30 send cpu 31, receive socket 31 send cpu 32, receive socket 32 send cpu 33, receive socket 33 send cpu 34, receive socket 34 send cpu 35, receive socket 35 send cpu 36, receive socket 36 send cpu 37, receive socket 37 send cpu 38, receive socket 38 send cpu 39, receive socket 39 send cpu 40, receive socket 40 send cpu 41, receive socket 41 send cpu 42, receive socket 42 send cpu 43, receive socket 43 send cpu 44, receive socket 44 send cpu 45, receive socket 45 send cpu 46, receive socket 46 send cpu 47, receive socket 47 send cpu 48, receive socket 48 send cpu 49, receive socket 49 send cpu 50, receive socket 50 send cpu 51, receive socket 51 send cpu 52, receive socket 52 send cpu 53, receive socket 53 send cpu 54, receive socket 54 send cpu 55, receive socket 55 send cpu 56, receive socket 56 send cpu 57, receive socket 57 send cpu 58, receive socket 58 send cpu 59, receive socket 59 send cpu 60, receive socket 60 send cpu 61, receive socket 61 send cpu 62, receive socket 62 send cpu 63, receive socket 63 send cpu 64, receive socket 64 send cpu 65, receive socket 65 send cpu 66, receive socket 66 send cpu 67, receive socket 67 send cpu 68, receive socket 68 send cpu 69, receive socket 69 send cpu 70, receive socket 70 send cpu 71, receive socket 71 send cpu 72, receive socket 72 send cpu 73, receive socket 73 send cpu 74, receive socket 74 send cpu 75, receive socket 75 send cpu 76, receive socket 76 send cpu 77, receive socket 77 send cpu 78, receive socket 78 send cpu 79, receive socket 79 send cpu 80, receive socket 80 send cpu 81, receive socket 81 send cpu 82, receive socket 82 send cpu 83, receive socket 83 send cpu 84, receive socket 84 send cpu 85, receive socket 85 send cpu 86, receive socket 86 send cpu 87, receive socket 87 ./reuseport_bpf_cpu: failed to pin to cpu: Invalid argument ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: linux-image-4.15.0-97-generic 4.15.0-97.98~16.04.1 ProcVersionSignature: Ubuntu 4.15.0-97.98~16.04.1-generic 4.15.18 Uname: Linux 4.15.0-97-generic ppc64le ApportVersion: 2.20.1-0ubuntu2.23 Architecture: ppc64el Date: Tue Apr 14 07:30:49 2020 ProcEnviron: TERM=xterm-256color PATH=(custom, no user) LANG=en_US.UTF-8 SHELL=/bin/bash ProcLoadAvg: 0.25 0.22 0.10 1/1267 4640 ProcLocks: 1: POSIX ADVISORY WRITE 3251 00:17:581 0 EOF 2: POSIX ADVISORY WRITE 2065 00:17:389 0 EOF 3: POSIX ADVISORY WRITE 3254 00:17:595 0 EOF 4: POSIX ADVISORY WRITE 3359 00:17:598 0 EOF 5: FLOCK ADVISORY WRITE 3243 00:17:586 0 EOF ProcSwaps: Filename Type Size Used Priority /swap.img file 8388544 0 -2 ProcVersion: Linux version 4.15.0-97-generic (buildd@bos02-ppc64el-006) (gcc version 5.4.0 20160609 (Ubuntu/IBM 5.4.0-6ubuntu1~16.04.12)) #98~16.04.1-Ubuntu SMP Tue Apr 7 13:02:13 UTC 2020 SourcePackage: linux-signed-hwe UpgradeStatus: No upgrade log present (probably fresh install) cpu_cores: Number of cores present = 20 cpu_coreson: Number of cores online = 19 cpu_dscr: DSCR is 0 cpu_freq: min: 3.694 GHz (cpu 159) max: 3.695 GHz (cpu 1) avg: 3.694 GHz cpu_runmode: Could not retrieve current diagnostics mode, No kernel interface to firmware cpu_smt: SMT=8 ** Affects: linux-signed-hwe (Ubuntu) Importance: Undecided Status: New ** Tags: apport-bug package-from-proposed ppc64el uec-images xenial -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1872652 Title: reuseport_bpf_cpu in net from ubuntu_kernel_selftests failed on X-4.15 PowerPC To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-signed-hwe/+bug/1872652/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs